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powerpc/405ex: support cuImage via included dtb 

To support cuImage, we need to initialize the required sections and
ensure that it is built.

Signed-off-by: Tiejun Chen <tiejun.chen@windriver.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
wifi-calibration
Tiejun Chen 2009-08-22 16:03:44 +00:00 committed by Josh Boyer
parent 0484c1df47
commit c5b20d3926
2 changed files with 50 additions and 1 deletions
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2
arch/powerpc/boot/Makefile
View File

@ -76,7 +76,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \
cuboot-acadia.c cuboot-amigaone.c
cuboot-acadia.c cuboot-amigaone.c cuboot-kilauea.c
src-boot := $(src-wlib) $(src-plat) empty.c
src-boot := $(addprefix $(obj)/, $(src-boot))

49
arch/powerpc/boot/cuboot-kilauea.c 100644
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@ -0,0 +1,49 @@
/*
* Old U-boot compatibility for PPC405EX. This image is already included
* a dtb.
*
* Author: Tiejun Chen <tiejun.chen@windriver.com>
*
* Copyright (C) 2009 Wind River Systems, Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include "ops.h"
#include "io.h"
#include "dcr.h"
#include "stdio.h"
#include "4xx.h"
#include "44x.h"
#include "cuboot.h"
#define TARGET_4xx
#define TARGET_44x
#include "ppcboot.h"
#define KILAUEA_SYS_EXT_SERIAL_CLOCK 11059200 /* ext. 11.059MHz clk */
static bd_t bd;
static void kilauea_fixups(void)
{
unsigned long sysclk = 33333333;
ibm405ex_fixup_clocks(sysclk, KILAUEA_SYS_EXT_SERIAL_CLOCK);
dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
CUBOOT_INIT();
platform_ops.fixups = kilauea_fixups;
platform_ops.exit = ibm40x_dbcr_reset;
fdt_init(_dtb_start);
serial_console_init();
}